package com.example.demotest;

/**
 * @version 1.0.0
 * @className: TestInter
 * @description:
 * @author: zhangjunfa
 * @date: 2023/6/19 16:55
 */
public class TestInter {
    public static void main(String[] args) {
        Integer a=1;
        Integer b=2;
        Integer c=3;
        Integer d=3;
        Integer e=321;
        Integer f=321;
        Long g=3L;
        Long h=2L;
        Integer i=new Integer(1);
        Integer j=new Integer(1);

        System.out.println(c==d);   // true
        System.out.println(a==i);   // fasle
        // System.out.println(e==f);
        // System.out.println(c==(a+b));
        // System.out.println(g.equals(a+b));
        // System.out.println(i==j);
    }
}
